{
   
      "mappings": {
         "ulslogentry": {
            "properties": {
              "computername": {
                "type": "keyword"
              },
              "process": {
                "type": "keyword"
              },
              "area": {
                "type": "keyword"
              },
              "category": {
                "type": "keyword"
              },
              "eventid": {
                "type": "keyword"
              },
              "level": {
                  "type": "keyword"
               },
              "timestamp": {
                "type": "date",
                "format": "basic_date_time",
                "null_value": "19500101T000000.000Z"
              },
              "message": {
                  "type": "text"
               },
              "correlation": {
                "type": "keyword"
              },
              "environment": {
                  "type": "keyword"
               }
            }
         }
      }
   
}